bpython/bpython/config.py at afe88c9a09fed018aeaef47b495f8069cf058098 · di/bpython · GitHub

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import os

import sys

from ConfigParser import ConfigParser, NoSectionError, NoOptionError

from itertools import chain

from bpython.keys import key_dispatch

class Struct(object):

"""Simple class for instantiating objects we can add arbitrary attributes

to and use for various arbitrary things."""

class CP(ConfigParser):

def safeget(self, section, option, default):

"""safet get method using default values"""

try:

v = self.get(section, option)

except NoSectionError:

v = default

except NoOptionError:

v = default

if isinstance(v, bool):

return v

try:

return int(v)

except ValueError:

return v

def loadini(struct, configfile):

"""Loads .ini configuration file and stores its values in struct"""

configfile = os.path.expanduser(configfile)

config = CP()

config.read(configfile)

struct.tab_length = config.safeget('general', 'tab_length', 4)

struct.auto_display_list = config.safeget('general', 'auto_display_list',

True)

struct.syntax = config.safeget('general', 'syntax', True)

struct.arg_spec = config.safeget('general', 'arg_spec', True)

struct.hist_file = config.safeget('general', 'hist_file', '~/.pythonhist')

struct.hist_length = config.safeget('general', 'hist_length', 100)

struct.flush_output = config.safeget('general', 'flush_output', True)

struct.pastebin_key = config.safeget('keyboard', 'pastebin', 'F8')

struct.save_key = config.safeget('keyboard', 'save', 'C-s')

color_scheme_name = config.safeget('general', 'color_scheme', 'default')

if color_scheme_name == 'default':

struct.color_scheme = {

'keyword': 'y',

'name': 'c',

'comment': 'b',

'string': 'm',

'error': 'r',

'number': 'G',

'operator': 'Y',

'punctuation': 'y',

'token': 'C',

'background': 'k',

'output': 'w',

'main': 'c',

'prompt': 'c',

'prompt_more': 'g',

}

else:

path = os.path.expanduser('~/.bpython/%s.theme' % (color_scheme_name,))

load_theme(struct, path, configfile)

# checks for valid key configuration this part still sucks

for key in (struct.pastebin_key, struct.save_key):

key_dispatch[key]

def load_theme(struct, path, inipath):

theme = CP()

try:

f = open(path, 'r')

except (IOError, OSError), e:

sys.stdout.write("Error loading theme file specified in '%s':\n%s\n" %

(inipath, e))

sys.exit(1)

theme.readfp(f)

struct.color_scheme = {}

for k, v in chain(theme.items('syntax'), theme.items('interface')):

if theme.has_option('syntax', k):

struct.color_scheme[k] = theme.get('syntax', k)

else:

struct.color_scheme[k] = theme.get('interface', k)

f.close()

def migrate_rc(path):

"""Use the shlex module to convert the old configuration file to the new format.

The old configuration file is renamed but not removed by now."""

import shlex

f = open(path)

parser = shlex.shlex(f)

bools = {

'true': True,

'yes': True,

'on': True,

'false': False,

'no': False,

'off': False

}

config = ConfigParser()

config.add_section('general')

while True:

k = parser.get_token()

v = None

if not k:

break

k = k.lower()

if parser.get_token() == '=':

v = parser.get_token() or None

if v is not None:

try:

v = int(v)

except ValueError:

if v.lower() in bools:

v = bools[v.lower()]

config.set('general', k, v)

f.close()

f = open(os.path.expanduser('~/.bpython.ini'), 'w')

config.write(f)

f.close()

os.rename(path, os.path.expanduser('~/.bpythonrc.bak'))

print ("The configuration file for bpython has been changed. A new "

".bpython.ini file has been created in your home directory.")

print ("The existing .bpythonrc file has been renamed to .bpythonrc.bak "

"and it can be removed.")

print "Press enter to continue."

raw_input()

bpython/bpython/config.py at afe88c9a09fed018aeaef47b495f8069cf058098 · di/bpython · GitHub

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